Aerial photo of Pärnu in Estonia

Estonia · 10 kWp reference system

Pärnu solar forecast

Photo: Kristian Pikner, CC BY-SA 4.0. Cropped, resized and converted to WebP by GridPassport.

Wednesday, August 5, 2026

About 56.7 kWh tomorrow

For a standard 10 kWp south-facing system in Pärnu, GridPassport estimates 56.7 kWh on Wednesday, August 5, 2026, with a likely range of 48.1-63.0 kWh. The strongest production window is expected at 12:00-16:00 local time.

Updated Aug 4, 2026, 09:53 PM GMT+3 · fresh snapshot
Likely range
48.1-63.0 kWh
Strongest window
12:00-16:00
Confidence
high
Forecast my solar output

Typical year

Solar production month by month in Pärnu

A standard 10 kWp system produces about 9,654 kWh in a typical year at this location. Monthly averages show seasonality; they are not a forecast for a specific year.

Values are kWh per month. Source: European Commission JRC PVGIS.

What makes Pärnu's solar profile different? The typical annual yield is about 965 kWh per installed kWp, ranking Pärnu #1 of 4 modelled locations in Estonia. That is 2% above the median of the 4 Estonia locations in this dataset. May is typically the strongest month and December the weakest; the stronger month produces about 13.9 times as much.

See the 12-month data
MonthMonthly outputDaily averageYear-to-year variation
MonthJanuary Monthly output152 kWh Daily average4.9 kWh/day Year-to-year variation±41 kWh
MonthFebruary Monthly output376 kWh Daily average13.4 kWh/day Year-to-year variation±110 kWh
MonthMarch Monthly output858 kWh Daily average27.7 kWh/day Year-to-year variation±209 kWh
MonthApril Monthly output1,181 kWh Daily average39.4 kWh/day Year-to-year variation±149 kWh
MonthMay Monthly output1,449 kWh Daily average46.8 kWh/day Year-to-year variation±165 kWh
MonthJune Monthly output1,435 kWh Daily average47.8 kWh/day Year-to-year variation±110 kWh
MonthJuly Monthly output1,402 kWh Daily average45.2 kWh/day Year-to-year variation±115 kWh
MonthAugust Monthly output1,184 kWh Daily average38.2 kWh/day Year-to-year variation±135 kWh
MonthSeptember Monthly output868 kWh Daily average28.9 kWh/day Year-to-year variation±112 kWh
MonthOctober Monthly output476 kWh Daily average15.3 kWh/day Year-to-year variation±99 kWh
MonthNovember Monthly output168 kWh Daily average5.6 kWh/day Year-to-year variation±36 kWh
MonthDecember Monthly output104 kWh Daily average3.4 kWh/day Year-to-year variation±32 kWh

Nearby solar forecasts

Compare Pärnu with nearby cities

Tomorrow, in one email

Get Pärnu's solar forecast by email

Tomorrow's expected production, likely range and strongest hours. One useful email each day.

Daily email only. We save your setup and basic signup/device details. Unsubscribe in one click. Privacy

Method and data

Every city uses a 10 kWp system facing south at 35 degrees with 14% system losses. Tomorrow's figure combines hourly weather with GridPassport's PV production and uncertainty model. The monthly profile uses the European Commission JRC PVGIS multi-year climate series. Roof direction, shade, snow, dirt, inverter clipping and local weather can change real output.